Bilingualism in the Early Years: What the Science Says

  • Krista Byers-Heinlein Concordia University
  • Casey Lew-Williams Northwestern University
Keywords: bilingualism, early childhood, language acquisition, myth, scientific finding


Many children in North America and around the world grow up exposed to two languages from an early age. Parents of bilingual infants and toddlers have important questions about the costs and benefits of early bilingualism, and how to best support language acquisition in their children. Here, we separate common myths from scientific findings to answer six of parents’ most common questions about early bilingual development.

How to Cite
Byers-Heinlein, K., & Lew-Williams, C. (2013). Bilingualism in the Early Years: What the Science Says. LEARNing Landscapes, 7(1), 95-112.